Circle with Area 312.0224 Square Inches

Instant diameter calculation and visualization

Diameter

19.9319 inches

Radius

9.9659 inches

Circumference

62.6178 inches

Area

312.0224 in²

How to Calculate Circle Diameter from Area

Step-by-Step Solution

  1. Start with the circle area formula: A = πr²
  2. Solve for radius: r = √(A/π)
  3. Calculate diameter: d = 2r
r = √(312.0224/π) = 9.9659 inches
d = 2 × 9.9659 = 19.9319 inches

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